64362400

素因数分解:

$2^5\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1871}}^1$

素因数の和:1934

約数の個数: 72

約数和(自身を含む): 160864704

約数和(自身を除く): 96502304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 80, 86, 100, 160, 172, 200, 215, 344, 400, 430, 688, 800, 860, 1075, 1376, 1720, 1871, 2150, 3440, 3742, 4300, 6880, 7484, 8600, 9355, 14968, 17200, 18710, 29936, 34400, 37420, 46775, 59872, 74840, 80453, 93550, 149680, 160906, 187100, 299360, 321812, 374200, 402265, 643624, 748400, 804530, 1287248, 1496800, 1609060, 2011325, 2574496, 3218120, 4022650, 6436240, 8045300, 12872480, 16090600, 32181200, 64362400]

約数ペア:

[(1, 64362400), (2, 32181200), (4, 16090600), (5, 12872480), (8, 8045300), (10, 6436240), (16, 4022650), (20, 3218120), (25, 2574496), (32, 2011325), (40, 1609060), (43, 1496800), (50, 1287248), (80, 804530), (86, 748400), (100, 643624), (160, 402265), (172, 374200), (200, 321812), (215, 299360), (344, 187100), (400, 160906), (430, 149680), (688, 93550), (800, 80453), (860, 74840), (1075, 59872), (1376, 46775), (1720, 37420), (1871, 34400), (2150, 29936), (3440, 18710), (3742, 17200), (4300, 14968), (6880, 9355), (7484, 8600)]